2 条题解
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#include<bits/stdc++.h> using namespace std;
const int N=1e5+5;
int main(){ int A; int count =0; cin >> A; if(A % 10 == 5){ while(1){ if(A % 5 == 0 ){ count++; A /= 5; } else { break; } } cout << count << endl; } else{ while(A){ if(A % 10 == 0){ count ++; } A /= 10 ; } cout << count << endl; } return 0; }
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linjingtong LV 10 @ 2026-3-18 17:53:20
#include<bits/stdc++.h> using namespace std ; int main ( ) { int A , b = 0 ; int count = 0 ; cin >> A ; if ( A % 5 == 0 ) { while ( 1 ) { if ( A % 5 == 0 ) { count ++ ; A /= 5 ; } else { break ; } } cout << count << endl ; } else { while ( A ) { if ( A % 10 == 0 ) { count ++ ; } A /= 10 ; }
cout << count << endl ; } return 0 ; }
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